septuagenarianism
The condition of being in one's eighth decade of life, aged between 70 and 79The condition of being in one's eighth decade of life, aged between 70 and 79.
Meaning
1 senses(uncountable)The condition of being in one's eighth decade of life, aged between 70 and 79.
Origin
From septuagenarian + -ism.From septuagenarian + -ism.
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Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable